- HOOPERS International Probate Genealogists Welcome to our website, we are one of the leading firms of International Probate Genealogists, established in the UK in 1923. We locate missing beneficiaries. Click on the SiteTree to explore. 15 Clerkenwell Close, London, EC1R 0AA, United Kingdom Telephone: +44 20 7490 3908, Fax: +44 20 7490 3909 Lawyers & Administrators | Beneficiaries | FAQ's Contact ...www.hoopers.co.uk